Atar estimate after half yearlies please? :)

I go to a top 3 school and I was wondering what ATAR I'd be looking at with these ranks.
English Advanced - 90/206 (number of band 6s in 2016 - 118)
Mathematics 2U - 60/100 (number of band 6s in 2016 - 64)
Extensions Mathematics - 120/185 (number of band 6s in 2016 - 144)
Biology - 25/48 (number of band 6s in 2016 - 36)
Chemistry - 50/133 (number of band 6s in 2016 - 55)
Physics - 90/110 rip :(( (number of band 6s in 2016 - 65)
Thank you!!